Use case diagrams describe a set of actions (called use cases) that a system should or can perform in collaboration with one or more external users of the system (called actors). Each use case should ...

In the object oriented analysis and design we use the UML language to modeling systems. There are many CASE toolkits that help the software analysts and designers to make that work. These toolkits ...

In this paper, a case study has been used to apply a previously proposed approach of test sequence generation. The approach is based on the UML use case model analysis. The generation process includes ...

Explanation : Benefits of Use Case Diagram Use cases is a powerful technique for the elicitation and documentation of black-box functional requirements. Because, use cases are easy to understand and ...

3) Diagrams: Diagram can be the class diagram, sequence diagram activity diagram use case diagram etc. The UML architecture consists of four important principles.